202664671005871 has 2 divisors, whose sum is σ = 202664671005872. Its totient is φ = 202664671005870.

The previous prime is 202664671005821. The next prime is 202664671005893. The reversal of 202664671005871 is 178500176466202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202664671005871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202664671005821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101332335502935 + 101332335502936.

It is an arithmetic number, because the mean of its divisors is an integer number (101332335502936).

Almost surely, 2^{202664671005871} is an apocalyptic number.

202664671005871 is a deficient number, since it is larger than the sum of its proper divisors (1).

202664671005871 is an equidigital number, since it uses as much as digits as its factorization.

202664671005871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 202664671005871 in words is "two hundred two trillion, six hundred sixty-four billion, six hundred seventy-one million, five thousand, eight hundred seventy-one".